Coaxial
Directional Coupler
ZFDC-15-5
50Ω
1 to 2000 MHz
Maximum Ratings
Operating Temperature
Storage Temperature
Features
• very wideband, 1 to 2000 MHz
BNC version shown
CASE STYLE: K18
-55°C to 100°C
-55°C to 100°C
• excellent directivity, 25 dB typ.
• rugged shielded case
Connectors Model
Permanent damage may occur if any of these limits are exceeded.
BNC
SMA
ZFDC-15-5
ZFDC-15-5-S
ZFDC-15-5-N
Coaxial Connections
Applications
INPUT
3
1
2
N-TYPE
BRACKET (OPTION"B")
• cellular
OUTPUT
COUPLED
• instrumentation
• communications receivers & transmitters
• GPS
Directional Coupler Electrical Specifications
FREQ.
RANGE
(MHz)
COUPLING
(dB)
MAINLINE LOSS1
DIRECTIVITY
(dB)
VSWR
(:1)
POWER
INPUT
(W)
(dB)
Outline Drawing
L
M
U
L
M
U
L
MU
fL-fU
Nom.
Flatness Typ. Max. Typ. Max. Typ. Max. Typ. Min. Typ. Min. Typ. Min.
±1.0 1.2 1.8 1.2 1.8 1.3 2.3 30 20 25 20 18 11
M = mid range [10 fL to fU/2] U= upper range [fU/2 to fU]
Typ.
1.3
Max. Max.
1-2000
15.5±0.5
0.5
2.0
L = low range [fL to 10 fL]
1. Mainline loss includes theoretical power loss at coupled port.
Typical Performance Data
Frequency
(MHz)
Mainline Loss
(dB)
Coupling
(dB)
In-Cpl
Directivity
(dB)
Return Loss
(dB)
In-Out
In
Out
Cpl
1.00
5.00
9.00
140.00
320.00
1.31
0.92
0.89
0.89
0.94
15.29
14.91
14.87
14.89
14.94
37.94
34.30
33.82
34.43
39.47
15.49
19.27
19.80
19.32
18.32
17.00
22.45
23.40
22.11
19.60
16.71
21.09
21.66
21.03
20.01
inch
Outline Dimensions (
)
mm
A
1.25
B
1.25
C
.75
D
.63
E
.38
F
1.00
G
H
600.00
1100.00
1550.00
1800.00
2000.00
1.14
1.18
1.15
1.02
0.91
15.20
15.69
16.06
16.05
16.01
32.43
21.62
19.42
20.39
22.68
17.04
19.09
22.68
19.31
16.81
17.46
19.36
19.74
17.22
15.57
18.10
16.42
16.70
15.67
13.54
.125 1.000
3.18 25.40
31.75 31.75 19.05 16.00
9.65 25.40
J
--
--
K
--
--
L
M
N
2.18
P
.75
Q
wt
.07 grams
1.78 70.0
.125 1.688
3.18 42.88 55.37 19.05
ZFDC-15-5
MAINLINE LOSS
ZFDC-15-5
COUPLING & DIRECTIVITY
at RF level of -10 dBm
at RF level of -10 dBm
2.0
1.6
1.2
0.8
0.4
0.0
60
50
40
30
20
10
0
COUPLING
DIRECTIVITY
0
400
800
1200
1600
2000
0
400
800
1200
1600
2000
FREQUENCY (MHz)
FREQUENCY (MHz)
Electrical Schematic
ZFDC-15-5
RETURN LOSS
at RF level of -10 dBm
30
26
22
18
14
10
IN
OUT
CPL
0
400
800
1200
1600
2000
FREQUENCY (MHz)
Notes
A. Performance and quality attributes and conditions not expressly stated in this specification document are intended to be excluded and do not form a part of this specification document.
B. Electrical specifications and performance data contained in this specification document are based on Mini-Circuit’s applicable established test performance criteria and measurement instructions.
C. The parts covered by this specification document are subject to Mini-Circuits standard limited warranty and terms and conditions (collectively, “Standard Terms”); Purchasers of this part are entitled
to the rights and benefits contained therein. For a full statement of the Standard Terms and the exclusive rights and remedies thereunder, please visit Mini-Circuits’ website at www.minicircuits.com/MCLStore/terms.jsp
REV. B
M151107
ZFDC-15-5
WZ/TD/CP/AM
151007
®
Mini-Circuits
www.minicircuits.com P.O. Box 350166, Brooklyn, NY 11235-0003 (718) 934-4500 sales@minicircuits.com